{mosimage}Diamond Select Toys has revealed one of their exclusives for San Diego Comic Con this year. It will be a bust of Autobot leader Optimus Prime! It will use a sculpt and color palette reminiscent of the G1 animation model, and will be limited to 750 pieces. It'll be $60 and will only be available at SDCC, so convention goers keep an eye out for the heroic red and blue robot!